I ONLY TOOK IT FOR ALMOST 2 MONTHS BEFORE. I WAS 36 WHEN I HAD THIS DONE , JUST TURNED 37 FEB. 3 I LIVE IN INDIANA. I HAD THE PROCEDURE DONE FIRST TIME JAN 24 GOT BETA ON 02/10/07 WAS 374 AGAIN ON 02/12/07 WAS 802.HAVE US DONE 02/28/07 HAD 4 GRADE A EGGS HAD 4 USED.